Answer:
When the day after tomorrow is yesterday. Today will be as far from Wednesday. As today was from Wednesday. When the day before yesterday was tomorrow. What is the day after this day?
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
What can you throw but not catch?
I bubble and laugh and spit water in your face. I am no lady, and I don't wear lace.
It can cause deflation of tires when dropped from the rear of spy cars.
People take me on walks and I run and have fun. What am I?